Sulfotep, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 678504 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 680402 PCB 180, 5mg Price on request DF-149-S 1,4,9-Trichlorodibenzofuran, 1.2ml x 50ug/ml, toluene Price on request 676747 Sodium perchlorate monohydrate, 100 µg/ml, Water, Price on request